/home/ythoma/docs/math2mat/svn/wp1/framework/m2mGUI/src/m2m/frontend/dynamicview/editPart/AbstractEditPart.java

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package m2m.frontend.dynamicview.editPart;

import java.beans.PropertyChangeListener;
import java.util.List;

import m2m.frontend.dynamicview.model.GraphicOperation;
import m2m.frontend.dynamicview.model.Node;
import m2m.frontend.dynamicview.model.Schema;

import org.eclipse.draw2d.*;
import org.eclipse.gef.*;
import org.eclipse.gef.editparts.AbstractGraphicalEditPart;


public abstract class AbstractEditPart extends AbstractGraphicalEditPart implements PropertyChangeListener, NodeEditPart, MouseMotionListener, MouseListener
{       
    public void activate() 
    {
        super.activate();
        ((Node) getModel()).addPropertyChangeListener(this);
    }

    
    public void deactivate()
    {
        super.deactivate();
        ((Node) getModel()).removePropertyChangeListener(this);
    }
    
    
    @SuppressWarnings("rawtypes")
        protected List getModelSourceConnections() 
        {
                return ((Node) getModel()).getSourceConnections();
        }
           
         
        @SuppressWarnings("rawtypes")
        protected List getModelTargetConnections() 
        {
            return ((Node) getModel()).getTargetConnections();
        }
           
        
        public ConnectionAnchor getSourceConnectionAnchor(ConnectionEditPart connection) 
        {
                if (getModel() instanceof GraphicOperation)
                        return new EllipseAnchor(getFigure());
                else
                        return new ChopboxAnchor(getFigure());
        }
          
        
        public ConnectionAnchor getSourceConnectionAnchor(Request request) 
        {
                if (getModel() instanceof GraphicOperation)
                        return new EllipseAnchor(getFigure());
                else
                        return new ChopboxAnchor(getFigure());
        }
        
        
        @Override
        public ConnectionAnchor getTargetConnectionAnchor(ConnectionEditPart connection) 
        {
                if (getModel() instanceof GraphicOperation)
                        return new EllipseAnchor(getFigure());
                else
                        return new ChopboxAnchor(getFigure());
        }
        
        
        @Override
        public ConnectionAnchor getTargetConnectionAnchor(Request request) 
        {
                if (getModel() instanceof GraphicOperation)
                        return new EllipseAnchor(getFigure());
                else
                        return new ChopboxAnchor(getFigure());
        }
        
        
        @Override
        public void mouseEntered(MouseEvent evt) 
        {
                // Get the root editPart
                Schema schema = (Schema)((SchemaPart)getRoot().getContents()).getModel();
                
                /* Change the selected node if the properties aren't lock */
            if(!schema.getPropertyLock())
                schema.setSelectedNode((Node) getModel());                      
        }


        @Override
        public void mousePressed(MouseEvent evt) 
        {
                // Get the node model
                Node node = (Node) getModel();
                
                // Get the root editPart
                Schema schema = (Schema)((SchemaPart)getRoot().getContents()).getModel();
                
                /* Lock/Unlock properties */
                if(node instanceof Schema)
                        ((Schema)node).setPropertyLock(false);
                else
                    schema.setPropertyLock(true);
                
                // Change the selected node
                schema.setSelectedNode(node);   
        }


        @Override
        public void mouseReleased(MouseEvent arg0) {
                // TODO Auto-generated method stub
        }
        
        
        @Override
        public void mouseExited(MouseEvent arg0) {
                // TODO Auto-generated method stub
                
        }


        @Override
        public void mouseHover(MouseEvent arg0) {
                // TODO Auto-generated method stub
                
        }


        @Override
        public void mouseMoved(MouseEvent arg0) {
                // TODO Auto-generated method stub
                
        }
        
        
        @Override
        public void mouseDragged(MouseEvent arg0) {
                // TODO Auto-generated method stub
                
        }
        

        @Override
        public void mouseDoubleClicked(MouseEvent arg0) {
                // TODO Auto-generated method stub
        }
}